Speed = distance divided by time taken. car 1 travels 10 miles every 5 minutes. car 2 travels 30 miles every 20 minutes. what is the difference of speed between these two cars in mph?

Tim is choosing between two cell phone plans that offer the same amount of free minutes. Cingular's plan charges $39.99 per minute with additional minutes costing $0.45. Verizon's plan costs $44.99 with additional minutes at $0.40.

The sales tax on a $56.00 is 48. that rate, what would be the sales tax on 60.00 worth -

What are the measures of Q and M for parallelogram. (32x-18) °M (25x+10) °

An ice cream truck driver used the equation y = kx to show how much money he made selling 7 ice cream bars. He determined he'd make $19.46. How much did he make per bar sold?

A parking garage charges $2.88 for the first hour and $0.50 for each additional hour or part of an hour. What is the maximum length of time tom can park in the garage if he wishes to pay no more than $6.88 ?

Write the quadratic equation whose roots are - 4 and 1, and whose leading coefficient is 4

Millie went shopping and took £60 to spend. she spent 1/2 of her money on a pair of shoes, she then spent 2/3 of what she had left on a pair of jeans. how much money did she have left at the end of her shopping trip?

Circle two addends to add first. write the sum 7,3,3

TK-119 has a 20% salt solution in it and contains 27,000 gallons. How many gallons of the solution are salt?

What is the square root of 517? And how do I show my work.